Instruction Format
Login Subscription Format
{"op":"login","args":["<API_KEY>", "<timestamp>", "<sign>"]}
API_KEY: The user's API key
timestamp: Timestamp, the unit is milliseconds, it will expire after 60 seconds
sign: Signature, sign=CryptoJS.HmacSHA256("
Example
Assume that the values of the API requested by the user is as follows:
timestamp=1589267764859
API_KEY = "80618e45710812162b04892c7ee5ead4a3cc3e56"
API_SECRET = "6c6c98544461bbe71db2bca4c6d7fd0021e0ba9efc215f9c6ad41852df9d9df9"
API_MEMO = "test001";
sign=
echo -n '1589267764859#test001#bitmart.WebSocket' | openssl dgst -sha256 -hmac "6c6c98544461bbe71db2bca4c6d7fd0021e0ba9efc215f9c6ad41852df9d9df9"
(stdin)= 3ceeb7e1b8cb165a975e28a2e2dfaca4d30b358873c0351c1a071d8c83314556
Request
{"op": "login", "args": ["80618e45710812162b04892c7ee5ead4a3cc3e56", "1589267764859", "3ceeb7e1b8cb165a975e28a2e2dfaca4d30b358873c0351c1a071d8c83314556"]}Response
If return data does not contain the error_code field, it indicates success
{"event":"login"}
Note: If the login fails, the link will be automatically disconnected